Teledyne D series Installation And Operation Manual page 226

D Series Syringe Pumps
Section 9 Pump Maintenance, Troubleshooting, and Servicing
9-38
8. (Not 30D) Be sure that the cylinder is unscrewed several
turns. If you need to use a wrench, we recommend a strap
wrench or wrenches in the Teledyne Isco wrench package
(P/N 68-1247-067 for 100DM, 100DX, an d 260D; P/N
68-1247-068 for 500D; P/N 60-1247-093 for 1000D; or
60-1247-130 for 65D and 65DM) which will not mar the
cylinder's outer surface.
a. For the 30D, the cylinder cap is removed, and the pump
is run to its extreme. The clearance between the piston
top surface and the top of the cylinder needs to be
adjusted to .025"-.050" (0.6-1.3 mm) with the cylinder
cap seal removed.
9. Center the pump bottom limit sensor with respect to the
mounting screws and tighten them.
10. Raise the top limit sensor to the extent of the slots and
tighten the upper screw.
Now the new limit sensors MUST be calibrated, as explained in
the following section.